Home / 9,792.11-13,513.77-5,543.18

Finding the Fourth Proportional to 9,792.11, 13,513.77 and 5,543.18

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Solution

The fourth proportional to 9,792.11, 13,513.77 and 5,543.18 is: 7,649.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,792.11 : 13,513.77 = 5,543.18 : x
  2. Step 2: Convert to fraction form
    9,792.11/13,513.77 = 5,543.18/x
  3. Step 3: Cross multiply
    9,792.11x = 13,513.77 × 5,543.18
  4. Step 4: Simplify right side
    9,792.11x = 74,909,192.02
  5. Step 5: Solve for x
    x = 74,909,192.02/9,792.11
  6. Step 6: Final answer
    x = 7,649.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.